class is unknown.
* test/-ext-/integer/test_my_integer.rb (test_my_integer_to_f): modify
a test for the above change.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54192 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Integer#<=>.
* numeric.c (Integer#<=>, Fixnum#<=>): move <=> method from Fixnum to
Integer.
* numeric.c (int_cmp): add this method for Integer#<=>.
* test/-ext-/integer/test_my_integer.rb (test_my_integer_cmp): add a
test to examine Integer#<=> for unknown subclasses.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54190 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
treatment for subclasses which don't have definitions of to_f method.
* numeric.c (Integer#to_f, Fixnum#to_f): move to_f method from Fixnum
to Integer.
* ext/-test-/integer/my_integer.rb: define helper class for testing
to_f method for a subclass of Integer.
* ext/-test-/integer/extconf.rb: ditto.
* ext/-test-/integer/init.c: ditto.
* test/-ext-/integer/test_my_integer.rb: examine to_f method for a
subclass of Integer.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54179 b2dd03c8-39d4-4d8f-98ff-823fe69b080e